31 results about "Skin test" patented technology

The invention discloses a skin high and low temperature simulation test method and system, and relates to the technical field of skin tests.The technical scheme is characterized by comprising the following steps that a target test skin area with smooth plane characteristics is marked as a smooth surface test area; marking the target test skin area with the texture concave-convex features as a texture surface test area; processing the historical test data corresponding to the smooth surface test area to obtain a first feature influence coefficient, and processing the historical test data corresponding to the texture surface test area to obtain a second feature influence coefficient; processing the initial skin physiological parameter detection data according to the first feature influence coefficient and then outputting first test feedback information; according to the second feature influence coefficient and the average temperature difference change value of the texture surface test area, a first physiological parameter compensation error value is obtained, and the effect is that the accuracy of skin physiological parameter detection is improved.

1. Name of this design product: Skin Test Judgment Ruler. 2. Application of this design: This design is used for skin tests of penicillin, cephalosporins, tetanus and tuberculin. 3. The key design feature of this product is its pattern. 4. The image or photograph that best illustrates the design's key features: the front view. 5. This design is a thin product, so the left view is omitted; this design is a thin product, so the right view is omitted; this design is a thin product, so the top view is omitted; this design is a thin product, so the bottom view is omitted.

The invention provides a device for a composite material stringer skin interface out-of-plane soft body impact test, and relates to the technical field of impact tests, the device for the composite material stringer skin interface out-of-plane soft body impact test comprises an impact loading assembly, a fixed supporting assembly and a clamping assembly; the number of the clamping assemblies is two, and the two clamping assemblies are arranged on the fixed supporting assembly in the first direction in a spaced mode. The clamping assembly comprises a base, a rotating shaft, a lever, a spring and a clamping piece; the base is connected with the fixed supporting assembly. The rotating shaft is rotationally connected with the base and can rotate around the axis of the rotating shaft; one end of the lever sleeves the rotating shaft, and a spring is arranged between the other end of the lever and the base; the clamping piece is detachably connected with the rotating shaft so as to cooperatively clamp a test piece; the impact loading assembly is arranged above the clamping assembly, and the impact loading assembly can apply an out-of-plane impact load to the test piece. The out-of-plane impact loading test of a composite material stringer skin test piece can be realized, and the failure mechanism of a stringer skin interface in the process that a composite material fuselage bears an out-of-plane impact load is studied.

The utility model relates to the field of stretching probes, in particular to a stretching probe for migratory locust epidermis testing, which comprises a support table. The texture analyzer main body is mounted at the rear end part of the supporting table, the fixture base is arranged at the upper end part of the supporting table, a first fixture seat is mounted at the upper end part of the fixture base, and a second fixture seat is arranged at the upper end part of the first fixture seat; the end part of one side of the first clamp seat and the end part of one side of the second clamp seat are rotationally connected with plug bolts; springs are arranged on the outer sides of the plug bolts; the texture analyzer main body and the clamp base are placed through the supporting table, the friction fixing seat is driven to move through the knob bolt, and the friction fixing seat is positioned and supported through the plug bolt and the spring, so that the friction fixing seat is matched with the first clamp seat and the second clamp seat to clamp migratory locusts; the migratory locust is protected through the friction plate, so that the stability is improved, and an epidermis stretching test can be conveniently carried out through the texture analyzer main body.

Provided is a method for preparing a nano-panax notoginseng gel patch, comprising the following steps: step I: material selection; step II: nanocrystallization by high-energy ball milling; step III: preparation of the nano-panax notoginseng gel patch; step IV: an ex vivo rabbit skin test; step V: determination of released drug components from the patch; step VI: toxicity and safety study; step VII: screening; and step VIII: data analysis. During the use of the nano-panax notoginseng gel patch, a threaded column pushes an arc-shaped plate to press a panax notoginseng gel plate and a heating mechanism; upon being pressed, the panax notoginseng gel plate deforms and enters the interior of an opening; the contact area between the panax notoginseng gel plate and the skin is controlled by means of the height descent of the arc-shaped plate, and when the heating mechanism is pressed, the heating mechanism adequately heats the panax notoginseng gel plate.

The application discloses a kind of based on deep learning's tuberculin test intelligent screening analysis method and device, wherein, method includes: the image of patient's skin test is collected, and pre-processing is carried out, obtains target image, identifies the lesion area of target visible light image and marks, obtains target identification image carrying with image coding, constructs specificity identification model, identifies whether target image includes specific reaction lesion, if contains, then determine target identification image as strong positive, and carries out strong positive marking;If not contain, then according to target infrared image auxiliary hard knot identification model is identified to target identification image, judge whether to contain hard knot and / or red halo, and obtain target size;According to the relationship between target size and preset standard size, judge whether target identification image exists tuberculosis infection and infection degree.The application realizes the contactless detection of tuberculosis infection, improves the detection efficiency and detection accuracy, and helps the prevention and treatment of tuberculosis.

1. The name of the design product: skin detector (HD-431). 2. The use of the design product: the design product is used for skin detection, light therapy and physiotherapy. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1. 5. Other circumstances that need to be explained: the A component in the left view and perspective view 1 is made of transparent or translucent material.

1. The name of the design product: skin detector (HD-390A). 2. The use of the design product: the design product is used for skin phototherapy and skin detection. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The application provides a wearable device for skin test, which comprises a main body, a carrier liquid device and an imaging device. The main body comprises a first assembly part and a second assembly part. The carrier liquid device is assembled on the main body through the first assembly part and has a reaction area for contacting the skin of a wearer. The imaging device is assembled on the main body through the second assembly part and is configured to image the skin. The wearable device for skin test provided by the application provides a small, convenient and home-use skin test solution.

The utility model relates to the technical field of medical teaching molds, and particularly discloses a teaching mold for tubercle bacillus skin test teaching, which comprises a shell and a induration simulation assembly, the shell is at least provided with a flexible diaphragm capable of covering the induration simulation assembly on the simulation working face, the flexible diaphragm is provided with a transparent area and measuring scales, and the displayable area of the transparent area is larger than the maximum size simulation induration on the induration simulation assembly; the hardening simulation assembly is movably assembled on one side of the flexible diaphragm, and the hardening simulation assembly can relatively displace under the action of external force by taking the transparent area on the flexible diaphragm as a reference; the hardening simulation assembly is provided with a substrate and a plurality of simulation hardening parts, the simulation hardening parts are fixed to the simulation working face of the substrate at intervals, and the interval arrangement track of the simulation hardening parts on the substrate corresponds to the displacement direction. The practical operation teaching of the system does not depend on actual tuberculosis infection detection personnel, the teaching process is basically not limited, and the system is flexible and practical.

The invention discloses natural pure-color facial tissue and a preparation method thereof, and belongs to the technical field of paper for daily use. The facial tissue is prepared from a mixed raw material of 20%-30% of softwood pulp and 70%-80% of hardwood pulp through the procedures of pulping, neutral cellulase catalytic treatment, wet pressing forming, drying and post-processing. The method is characterized in that fluorescent agents and essence are not added in the whole process, fiber pigments are effectively removed under mild conditions through an optimized enzyme treatment process (the removal rate is larger than or equal to 85%), and meanwhile the original color of the plant fiber shallow rice is reserved (the color difference delta E is smaller than 1.5). The obtained product has excellent physical properties, the transverse tensile strength is larger than or equal to 2.5 N / m, the water absorption speed is smaller than or equal to 3 s, and skin tests prove that the product is non-irritant. The invention successfully solves the contradiction between the chemical residue of the traditional bleached facial tissue and the insufficient performance of the natural product, and provides the high-quality facial tissue which is safe, mild, stable in performance, environment-friendly and high in quality.

1. Name of the product in this design: Skin Analyzer (HD-374). 2. Purpose of this design: This design is used to measure the water and oil content of the skin. 3. The key design features of this product are its overall shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

1. The name of the design product: skin detector (HD-390B). 2. The use of the design product: the design product is used for skin phototherapy and skin detection. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

1. Name of the product in this design: Graphical User Interface for an AI Health and Wellness Assistant Mini Program for Electronic Devices. 2. Intended use of this design: for use in an electronic device. 3. The key design features of this product are its graphical user interface. 4. The image or photograph that best illustrates the design's key features: the front view. 5. Other views have no design considerations and are omitted. 6. Uses of the graphical user interface: to help users record, manage and improve their own health and well-being, covering aspects such as living environment, dietary health, sleep quality, analysis of physical examination reports, skin tests, and health reminders. 7. Description of the graphical user interface changes: The main view is the full-view interface; Interface change state diagram 1 is the health risk factors page, which can be accessed by clicking the "user avatar and nickname" icon in the main view; Interface change state diagram 2 is the detailed health advice page, which can be accessed by clicking the "detailed health advice" icon on the right side of Interface change state diagram 1.

This invention discloses a pressure-atomized skin allergen delivery device, relating to the field of skin testing technology. It includes a base, an electrical control box and a guide rail on the base, an air compressor on the electrical control box, an air inlet pipe on the air compressor's inlet, and an air outlet pipe on the air compressor's outlet. A support block is mounted on the guide rail, and a fixed cylinder is mounted on the support block. A liquid storage tank and an atomizing tank are respectively housed inside the two fixed cylinders. The air outlet pipe is connected to the inside of the liquid storage tank. Connecting rods and fixing grooves are respectively mounted on two connecting plates. The compressor pressure is controlled by adjusting a knob. High-pressure air is sprayed out as atomized liquid through the connection of the liquid storage tank, forming atomized pressure. An appropriate testing pressure is adjusted inside the tank, and the liquid is output from the outlet. The outlet is connected to a test sealing chamber, dispensing test reagents to the skin test site. The device has simple operation steps.

The present invention discloses the use of Mycobacterium tuberculosis antigens for use in the in vivo determination of the presence of Mtb infection in immunocompromised individuals or individuals co-infected with HIV and for the preparation of a diagnostic reagent for skin testing (a skin test reagent) for the reliable determination of the presence of Mtb infection in an individual, wherein the individual is an immunocompromised individual or an individual co-infected with HIV.

The invention discloses a novel infant skin test syringe, the whole syringe comprises a needle cap and a needle body, and an injection push handle is pushed without any gap when the needle cap is removed and no liquid medicine exists. The height of a needle tip is set to be 0.8 cm, the height of a needle wing is set to be 1.0 cm, the length of a needle cylinder is set to be 3.0 cm (the clinical skin test solution generally does not exceed 1ml), the total height of the finger clip limiting block, the injection push rod and the injection push handle is set to be 2.0 cm, and the total length of a needle body is about 7.0 cm. After successful puncture of a nurse, one hand fixes the forearm of a child patient and presses the needle wing, and the other hand pushes the push rod to inject liquid medicine. The aim of research and development is to set the total length of the whole needle body to be 7.0 cm which is 3 cm less than the total length of the existing clinical minimum skin test operation syringe due to the fact that the minimum 1ml syringe used clinically at present is not smooth in the skin test operation process of infants, and the pediatric clinical skin test puncture failure rate can be effectively reduced.

The invention provides a genetically modified tubercle bacillus strain as well as a preparation method and application thereof, the strain is tubercle bacillus obtained by knocking out virulence-related genes by adopting a genetic engineering method and simultaneously supplementing and enhancing immunogenicity antigen genes, and can be used for preparing attenuated live vaccines. The attenuated live vaccine prepared by using the strain has lower adverse reaction rate and stronger immunogenicity, and can be used for replacing a bacillus calmette guerin vaccine or a booster vaccine. Moreover, the DTH reaction caused by vaccination or infection can be identified through TBST (based on Mycobacterium tuberculosis antigen skin test) by using the vaccine prepared by the strain, and the strain has important application in tuberculosis vaccine production.

This invention provides a ready-to-use skin test preparation and its preparation method, relating to the field of pharmaceutical formulation technology. The preparation comprises the following components: an active pharmaceutical ingredient, a stabilizer, an osmotic pressure regulator, a pH regulator, an antibacterial agent, and water for injection. This invention eliminates the need for pre-dilution, mixing, or measurement; skin testing can be performed directly upon opening the packaging. This eliminates the traditional pre-treatment preparation steps, reduces the operation time of traditional skin tests, allows for rapid skin testing for patients, shortens waiting times, saves operational time for medical staff, and improves work efficiency.

1. Name of the designed product: skin detection management instrument (white beauty). 2. Use of the designed product: for managing skin. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view 1.

The invention relates to a Chinese yam induction-based cosmetic itch improvement effect evaluation method, which comprises the following steps: S1, screening participants sensitive to Chinese yam, marking two skin test areas with the same size on the skin surfaces of the participants, taking a random position as a blank control side, and taking the other position as a sample side; s2, collecting the influence of the smearing of the to-be-detected cosmetic on the electroencephalogram data of the participant in the itching stimulation stage; s3, according to the power values of the frequency bands theta and beta in the electroencephalogram data of the blank control side and the sample side, emotion change parameters of the blank control side and the sample side in each test stage are calculated; and if the sample side has improved emotion change parameters after being smeared with the to-be-detected cosmetic in the itching stimulation stage, judging that the to-be-detected cosmetic has the effect of improving itching. According to the method, by establishing the evaluation model induced by the Chinese yam and combining the electroencephalogram data, the improvement effect of the cosmetics after intervention is introduced in different stages of the pruritus problem can be researched in a refined mode.

There is provided a skin test diagnostic reagent comprising: at least one 40mer polypeptide consisting of any one of SEQ ID NOs: 1, 3 or 4; at least one 40mer polypeptide consisting of any one of SEQ ID NOs: 7 or 8; and at least one 40mer polypeptide consisting of any one of SEQ ID NOs: 10, 11 or 12, characterised in that the reagent elicits a positive result when administered in a skin test to an animal infected with Mycobacterium bovis or Mycobacterium tuberculosis.

The utility model discloses a tension testing device for ball piece processing, and relates to the technical field of tension testing. The device comprises a base and a tension sensor, clamp assemblies distributed in a mirror image mode are arranged between a moving block and the upper surface of the base, and auxiliary assemblies are arranged on the two clamp assemblies. The pressing roller is eccentrically rotated through the rotating shaft, the elastic force of the reset spring drives the pressing roller to reset through the handle to press the ball skin testing piece, the handle is reversely rotated to enable the pressing roller to press the ball skin testing piece, meanwhile, the stretching elastic force of the ball skin testing piece enables the pressing roller to be further pressed to avoid falling off, and therefore the situation that clamping of the adjusting screw rod is slow can be avoided; therefore, the purpose of quick clamping is achieved. The rotary knob drives the screw rod to rotate, so that the screw rod moves on the protection plate, the screw rod drives the positioning plate to move, so that the positioning plate is attached to the ball skin test piece, the situation that deflection is prone to occurring during stretching can be avoided, and the purpose of auxiliary testing is achieved.

The utility model discloses a skin test identification sticker which comprises an annular bottom film, an injection area is formed in the middle of the annular bottom film, a sticking layer is arranged at the bottom of the bottom film, and the bottom film is stuck to the skin surface of a patient through the sticking layer; the protective film is arranged at the top of the injection area and made of a transparent material, a first scale line and a second scale line which are perpendicular to each other are arranged on the protective film, and the intersection point of the first scale line and the second scale line is a measuring point; the pasting ring is fixed on the outer surface of the protective film, a pasting layer is arranged at the bottom of the pasting ring, and the pasting ring is pasted on the bottom film through the pasting layer. The skin test area is protected through the bottom film and the protective film, the size of the skin test induration is measured through the scale marks on the protective film, the protective film is designed to be detachable through the pasting ring, the position, relative to the induration, of the scale marks on the protective film is convenient to move, external tools are not needed, and use is convenient.

1. Name of the product in this design: Skin Analyzer (HD-342). 2. Purpose of this design: This design is used to detect skin condition. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

1. Name of the product in this design: Skin Analyzer (HD-364). 2. Purpose of this design: This design is used to test the condition of cosmetics. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The invention relates to the field of medical detection, in particular to a sterile quantitative transfer syringe for urticaria serum skin test. Comprising a shell, a separating unit, a lifting unit and a transferring unit are arranged in the shell, the separating unit comprises a rotating part and a separating power part, and a containing groove is formed in the rotating part; the lifting unit comprises a lifting plate and a lifting power piece, and an extraction hole is formed in the lifting plate; the transfer unit comprises a rotating frame, a rotating power piece, a limiting plate and an extraction power piece; the limiting plate is arranged on the rotating frame and is used for fixing the extractor; a through groove is formed in the rotating frame, a cap remover is arranged in the side direction of the rotating frame, and a clamping groove is formed in the cap remover. According to the sterile quantitative transfer syringe for the urticaria serum skin test, the problems that serum is easily polluted and cannot be quantitatively extracted during serum skin test operation can be solved.

The embodiment of the invention discloses a theme skin testing method and device based on a cloud real machine. The method comprises the following steps: acquiring subject skin to be tested; executing a preset subject skin test script by using the test cloud real machine to test the subject skin to be tested, and obtaining test associated data; performing subject skin test analysis according to the test associated data; and if the test result shows that the subject skin test is abnormal, performing attribution analysis based on the test result and / or the test associated data, generating a subject skin modification suggestion according to an attribution analysis result, and returning the attribution analysis result and the subject skin modification suggestion. According to the method, the to-be-tested subject skin is tested by using the test cloud real machine, so that a more real effect can be presented, the test authenticity is improved, the subject skin modification efficiency can be improved by intelligently giving modification suggestions, and the scheme achieves the effects of discovering problems before user perception, improving the user experience and improving the user experience. And the test efficiency is improved.

The utility model provides a skin test observation device. The skin test observation device comprises a clamping seat, a mounting seat, an observer and an observation frame, the mounting base is arranged on the clamping base and can rotate relative to the clamping base, a first opening is formed in the top of the mounting base, a first through hole penetrating through the two side faces of the mounting base is formed in the mounting base, and the first opening and the first through hole are communicated to form a clearance position; the observer is used for observing the skin induration diameter of a skin test part, and a space for an arm to penetrate through is reserved between the observer and the bottom of the mounting seat; the observation frame is located in the clearance position, the observation frame is rotationally connected with the mounting base, and the observer is arranged in the observation frame. The skin test instrument has the advantages of being simple and reasonable in structure, capable of being adjusted at multiple angles and suitable for multiple scenes, the problem that infection is caused due to the fact that a traditional measuring tool is prone to making contact with a skin test part is solved, the limitation of single-angle observation of the traditional measuring tool is also solved, and the actual requirement of a patient is met.

The invention provides a method for identifying a recombinant tubercle bacillus strain vaccine and wild strain infection and application, the method adopts a genetic engineering method to knock out virulence-related genes of an original strain to obtain tubercle bacillus, the recombinant strain is prepared into an attenuated live vaccine, and the knocked-out virulence-related protein is obtained through recombinant expression to serve as a detection antigen. The attenuated live vaccine vaccination or wild tubercle bacillus strain infection can be identified by combining a TBST test (based on a mycobacterium tuberculosis antigen skin test), and the method is simple, rapid and universal and has important application in vaccine design and tuberculosis infection identification.